AU3931068A - A tuning fork for electromechanical oscillators - Google Patents

A tuning fork for electromechanical oscillators

Info

Publication number
AU3931068A
AU3931068A AU39310/68A AU3931068A AU3931068A AU 3931068 A AU3931068 A AU 3931068A AU 39310/68 A AU39310/68 A AU 39310/68A AU 3931068 A AU3931068 A AU 3931068A AU 3931068 A AU3931068 A AU 3931068A
Authority
AU
Australia
Prior art keywords
tuning fork
electromechanical oscillators
oscillators
electromechanical
tuning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU39310/68A
Inventor
Colin Grahame Doug I Alan Giltner Goodlin Kenneth John Horstmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Horstmann Gear Co Ltd
Original Assignee
Horstmann Gear Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to US737516A priority Critical patent/US3503009A/en
Application filed by Horstmann Gear Co Ltd filed Critical Horstmann Gear Co Ltd
Priority to AU39310/68A priority patent/AU3931068A/en
Publication of AU3931068A publication Critical patent/AU3931068A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/24—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/08—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/10—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
    • G04C3/101—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means constructional details
    • G04C3/107—Controlling frequency or amplitude of the oscillating system
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/08—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/12—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by piezoelectric means; driven by magneto-strictive means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
AU39310/68A 1968-06-17 1968-06-18 A tuning fork for electromechanical oscillators Expired AU3931068A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US737516A US3503009A (en) 1968-06-17 1968-06-17 Tuning fork for electromechanical oscillators
AU39310/68A AU3931068A (en) 1968-06-17 1968-06-18 A tuning fork for electromechanical oscillators

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US73751668A 1968-06-17 1968-06-17
AU39310/68A AU3931068A (en) 1968-06-17 1968-06-18 A tuning fork for electromechanical oscillators

Publications (1)

Publication Number Publication Date
AU3931068A true AU3931068A (en) 1970-01-08

Family

ID=25624732

Family Applications (1)

Application Number Title Priority Date Filing Date
AU39310/68A Expired AU3931068A (en) 1968-06-17 1968-06-18 A tuning fork for electromechanical oscillators

Country Status (2)

Country Link
US (1) US3503009A (en)
AU (1) AU3931068A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5644095Y2 (en) * 1973-07-20 1981-10-15
ES2323844B1 (en) * 2009-04-01 2010-07-14 Ariel Andres Odriozola Orlandi DEVICE AND METHOD TO VALUE VIBRATORY AND THERMOALGESIC SENSITIVITY.
US8360783B2 (en) * 2009-04-16 2013-01-29 Robert Lombard Aural, neural muscle memory response tool and method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1849271A (en) * 1929-01-25 1932-03-15 Ward E Bower Oscillation generator

Also Published As

Publication number Publication date
US3503009A (en) 1970-03-24

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